Tag Archives: worm gearbox iron

China best Mechanical Customised Textile Cast Iron Machinery RV Series Worm Gearbox synchromesh gearbox

Product Description

Characteristics:
(1)Large output torque
(2) Safe, reliable, economical and durable
(3) Stable transmission, quiet operation
(4) High heat-radiating efficiency, high carrying ability
(5) Combination of 2 single-step worm gear speed reducers, meeting the requirements of super speed ratio
(6) Mechanical gearboxes are widely used in the sectors,like foodstuff, ceramics, and chemical manufacturing, as well as packing, printing, dyeing and plastics
 Technical data:
(1) Motor input power:0.06kw-15kw
(2)  Output torque:4-2320N.M
(3)  Speed ratio of worm gear peed reducer: 5/10/15/20/25/30/40/50/60/80/100
(4)  With IEC motor input flange: 56B14/71B14/80B5/90B5…
 Materials:
(1)   NMRV571-NMRV090: Aluminium alloy housing
(2)   NMRV110-150: Cast iron housing
(3)   Bearing: CHINAMFG bearing & Homemade bearing
(4)   Lubricant: Synthetic & Mineral
(5)  The material of the worm mandrel is HT250, and the worm ring gear is ZQSn10-1.
(6)  With high quality homemade bearings, assembled CHINAMFG oil seals & filled with high quality lubricant.
Operation&mantenance
(1)When worm speed reducer starts to work up to200-400 hours, its lubricant should be replaced.
(2)The gearbox need to replace the oil after 4000 hours.
(3)Worm reduction gearbox is fully filled with lubricant oil after finshed assembly.
(4)Lubricanting oil should be kept enough in the casing and checked at a fixed time.
 Color:
(1)   Blue / Light blue
(2)   Silvery White
 Quality control
(1)  Quality guarantee: 1 year
(2)  Certificate of quality: ISO9001:2000
(3)   Every product must be tested before sending

Motor power  Model speed ratio output speed output toruqe
0.06kw 1400rpm NMRV030 5 280rpm  2.0N.M
NMRV030 7.5 186rpm  2.6N.M
NMRV030 10 140rpm  3.3N.M
NMRV030 15 94rpm  4.7N.M
NMRV030 20 70rpm  5.9N.M
NMRV030 25 56rpm  6.8N.M
NMRV030 30 47rpm  7.9N.M
NMRV030 40 35rpm  9.7N.M
NMRV030 50 28rpm 11.0N.M
NMRV030 60 24rpm 12.0N.M
NMRV030 80 18rpm 14.0N.M
0.09kw 1400rpm NMRV030 5 280rpm  2.7N.M
NMRV030 7.5 186rpm  3.9N.M
NMRV030 10 140rpm  5.0N.M
NMRV030 15 94rpm  7.0N.M
NMRV030 20 70rpm  8.8N.M
NMRV030 25 56rpm 10.0N.M
NMRV030 30 47rpm 12.0N.M
NMRV030 40 35rpm 14.0N.M
NMRV030 50 28rpm 17.0N.M
NMRV030 60 24rpm 18.0N.M
0.12kw 1400rpm NMRV030 5 280rpm  3.6N.M
NMRV030 7.5 186rpm  5.2N.M
NMRV030 10 140rpm  6.6N.M
NMRV030 15 94rpm  9.3N.M
NMRV030 20 70rpm 12.0N.M
NMRV030 25 56rpm 14.0N.M
NMRV030 30 47rpm 16.0N.M
NMRV030 40 35rpm 19.0N.M
NMRV030 50 28rpm 22.0N.M
0.18kw 1400rpm NMRV030 5 280rpm  5.3N.M
NMRV030 7.5 186rpm  7.7N.M
NMRV030 10 140rpm 10.0N.M
NMRV030 15 94rpm 14.0N.M
NMRV030 20 70rpm 18.0N.M
NMRV030 25 56rpm 20.0N.M
NMRV030 30 47rpm 24.0N.M

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Application: Reducer
Layout: Coaxial
Hardness: Hardened
Samples:
US$ 23/Piece
1 Piece(Min.Order)

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Customization:
Available

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Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

worm gearbox

Calculating Gear Ratio in a Worm Reducer

The gear ratio in a worm reducer is determined by the number of teeth on the worm wheel (also known as the worm gear) and the number of threads on the worm shaft. The gear ratio formula for a worm reducer is:

Gear Ratio = Number of Teeth on Worm Wheel / Number of Threads on Worm Shaft

For example, if the worm wheel has 60 teeth and the worm shaft has a single thread, the gear ratio would be 60:1.

It’s important to note that worm reducers have an inherent self-locking property due to the angle of the worm threads. As a result, the gear ratio also affects the mechanical advantage and the system’s ability to resist backdriving.

When calculating the gear ratio, ensure that the worm reducer is properly designed and that the gear ratio aligns with the desired mechanical characteristics for your application. Additionally, consider factors such as efficiency, load capacity, and speed limitations when selecting a gear ratio for a worm reducer.

worm gearbox

How to Calculate the Input and Output Speeds of a Worm Gearbox?

Calculating the input and output speeds of a worm gearbox involves understanding the gear ratio and the principles of gear reduction. Here’s how you can calculate these speeds:

  • Input Speed: The input speed (N1) is the speed of the driving gear, which is the worm gear in this case. It is usually provided by the manufacturer or can be measured directly.
  • Output Speed: The output speed (N2) is the speed of the driven gear, which is the worm wheel. To calculate the output speed, use the formula:

    N2 = N1 / (Z1 * i)

Where:
N2 = Output speed (rpm)
N1 = Input speed (rpm)
Z1 = Number of teeth on the worm gear
i = Gear ratio (ratio of the number of teeth on the worm gear to the number of threads on the worm)

It’s important to note that worm gearboxes are designed for gear reduction, which means that the output speed is lower than the input speed. Additionally, the efficiency of the gearbox, friction, and other factors can affect the actual output speed. Calculating the input and output speeds is crucial for understanding the performance and capabilities of the worm gearbox in a specific application.

worm gearbox

Can a Worm Gearbox Provide High Torque Output?

Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gears are known for their high torque multiplication capabilities, making them suitable for applications that require significant torque transfer.

The torque output of a worm gearbox is influenced by several factors:

  • Lead Angle: The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.
  • Worm Diameter: A larger diameter worm can offer increased torque output as it provides more contact area with the gear.
  • Gear Ratio: The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.
  • Lubrication: Proper lubrication is essential to minimize friction and ensure efficient torque transmission.
  • Material and Quality: High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.

Due to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.

China best Mechanical Customised Textile Cast Iron Machinery RV Series Worm Gearbox   synchromesh gearbox	China best Mechanical Customised Textile Cast Iron Machinery RV Series Worm Gearbox   synchromesh gearbox
editor by CX 2024-03-06

China wholesaler Wp Cast Iron Housing Worm Gear Single Speed Gearbox gearbox assembly

Product Description

Product Description

WP series worm gear reducer
1. Stable transmission.
2. High torque, Strong bearing capacity.
3. Large transmission ratio and wide power.
4. Good redistance to wearing,with high precision in dimensions, lower noise.

WP series worm gear reducer
WPA/WPS/WPO/WPX/WPZ/WPW/WPZ
Model 040~250
Ratio Single stage: 5~60
double stage: 200~900
Input Power Single stage: 0.12~33.20kW
double stage:0.12~11.71kW
Output Torque Single stage: 6~6050N.m
double stage: 63~6050 N.m

Material:

Housing: Die-Cast Iron cast

Worm Gear-Copper-10-3#

Worm-20CrMn Ti with carburizing and quenching, surface harness is 56-62HRC

Shaft-chromium steel-45#

Lubricate oil Synthetic oil
Paint brand and color Blue/Silver/Grey or on request
Warranty 12 months

 

Detailed Photos

Single speed reducer

 

Double speed reducer

 

Catalogue

 

Workshop

Lots of worm gears and worm shafts in stock.

Assembling line 

Cleaning+Painting+ drying after assembling

Final finished reducers

Packaging & Shipping

Each reducer in single carton box packed.

 

FAQ

Q1: Are you trading company or manufacturer ?
A: We are factory.

Q2: How long is your delivery time and shipment?
1.Sample Lead-times: 10-20 days.
2.Production Lead-times: 30-45 days after order confirmed.

Q3: What is your advantages?
1. The most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.

Application: Motor, Motorcycle, Machinery, Toy, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Worm Gear
Type: Worm Reducer
Customization:
Available

|

Customized Request

How to Select the Right Worm Gearbox for Your Application

Selecting the right worm gearbox for your application involves careful consideration of various factors:

  • Load Requirements: Determine the torque and load requirements of your application to ensure the selected gearbox can handle the load without compromising performance.
  • Speed Reduction: Calculate the required gear reduction ratio to achieve the desired output speed. Worm gearboxes are known for high reduction ratios.
  • Efficiency: Consider the gearbox’s efficiency, as worm gearboxes typically have lower efficiency due to the sliding action. Evaluate whether the efficiency meets your application’s needs.
  • Space Constraints: Assess the av

    Self-Locking Properties in a Worm Gearbox

    Yes, worm gearboxes exhibit self-locking properties, which can be advantageous in certain applications. Self-locking refers to the ability of a mechanism to prevent the transmission of motion from the output shaft back to the input shaft when the system is at rest. Worm gearboxes inherently possess self-locking properties due to the unique design of the worm gear and worm wheel.

    The self-locking behavior arises from the angle of the helix on the worm shaft. In a properly designed worm gearbox, the helix angle of the worm is such that it creates a mechanical advantage that resists reverse motion. When the gearbox is not actively driven, the friction between the worm threads and the worm wheel teeth creates a locking effect.

    This self-lock

    Materials Used for Worm Gears

    Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:

    • Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
    • Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
    • Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
    • Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
    • Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
    • Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.

    The choice of material depends on factors such as the application’s load, speed, operating environment, and required performance characteristics. It’s important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.

    ing feature makes worm gearboxes particularly useful in applications where holding a load in position without external power is necessary. For instance, they are commonly used in situations where there’s a need to prevent a mechanism from backdriving, such as in conveyor systems, hoists, and jacks.

    However, it’s important to note that while self-locking properties can be beneficial, they also introduce some challenges. The high friction between the worm gear and worm wheel during self-locking can lead to higher wear and heat generation. Additionally, the self-locking effect can reduce the efficiency of the gearbox when it’s actively transmitting motion.

    When considering the use of a worm gearbox for a specific application, it’s crucial to carefully analyze the balance between self-locking capabilities and other performance factors to ensure optimal operation.

    ailable space for the gearbox. Worm gearboxes have a compact design, making them suitable for applications with limited space.

  • Mounting Options: Determine the mounting orientation and configuration that best suits your application.
  • Operating Environment: Consider factors such as temperature, humidity, and exposure to contaminants. Choose a gearbox with appropriate seals and materials to withstand the environment.
  • Backlash: Evaluate the acceptable level of backlash in your application. Worm gearboxes may exhibit more backlash compared to other gear types.
  • Self-Locking: If self-locking capability is required, confirm that the selected gearbox can prevent reverse motion without the need for external braking mechanisms.
  • Maintenance: Consider the maintenance requirements of the gearbox. Some worm gearboxes require periodic lubrication and maintenance to ensure proper functioning.
  • Cost: Balance the features and performance of the gearbox with the overall cost to ensure it aligns with your budget.

Consult with gearbox manufacturers or experts to get recommendations tailored to your specific application. Testing and simulations can also help validate the suitability of a particular gearbox for your needs.

China wholesaler Wp Cast Iron Housing Worm Gear Single Speed Gearbox   gearbox assembly	China wholesaler Wp Cast Iron Housing Worm Gear Single Speed Gearbox   gearbox assembly
editor by CX 2023-08-17

China best Wp Cast Iron Housing Worm Gear Single Speed Gearbox comer gearbox

Product Description

Product Description

WP series worm gear reducer
1. Stable transmission.
2. High torque, Strong bearing capacity.
3. Large transmission ratio and wide power.
4. Good redistance to wearing,with high precision in dimensions, lower noise.

WP series worm gear reducer
WPA/WPS/WPO/WPX/WPZ/WPW/WPZ
Model 040~250
Ratio Single stage: 5~60
double stage: 200~900
Input Power Single stage: 0.12~33.20kW
double stage:0.12~11.71kW
Output Torque Single stage: 6~6050N.m
double stage: 63~6050 N.m

Material:

Housing: Die-Cast Iron cast

Worm Gear-Copper-10-3#

Worm-20CrMn Ti with carburizing and quenching, surface harness is 56-62HRC

Shaft-chromium steel-45#

Lubricate oil Synthetic oil
Paint brand and color Blue/Silver/Grey or on request
Warranty 12 months

 

Detailed Photos

Single speed reducer

 

Double speed reducer

 

Catalogue

 

Workshop

Lots of worm gears and worm shafts in stock.

Assembling line 

Cleaning+Painting+ drying after assembling

Final finished reducers

Packaging & Shipping

Each reducer in single carton box packed.

 

FAQ

Q1: Are you trading company or manufacturer ?
A: We are factory.

Q2: How long is your delivery time and shipment?
1.Sample Lead-times: 10-20 days.
2.Production Lead-times: 30-45 days after order confirmed.

Q3: What is your advantages?
1. The most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.

Application: Motor, Motorcycle, Machinery, Toy, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Worm Gear
Type: Worm Reducer
Customization:
Available

|

Materials Used for Worm Gears

Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:

  • Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
  • Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
  • Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
  • Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
  • Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
  • Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.

The choice of material depends on factors such as the application’s load, speed, operating environment, and required performance characteristics. It’s important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.

Customized Request

Can a Worm Gearbox Provide High Torque Output?

Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gears are known for their high torque multiplication capabilities, making them suitable for applications that require significant torque transfer.

The torque output of a worm gearbox is influenced by several factors:

  • Lead Angle: The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.
  • Worm Diameter: A larger diameter worm can offer increased torque output as it provides more contact area with the gear.
  • Gear Ratio: The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.
  • Lubrication: Proper lubrication is essential to minimize friction and ensure efficient torque transmission.
  • Material and Quality: High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.

D

Maintenance Tips for Prolonging the Life of a Worm Gearbox

Proper maintenance is essential to ensure the longevity and reliable performance of a worm gearbox. Here are some maintenance tips to consider:

  • Lubrication: Regularly check and replenish the lubricant in the gearbox. Use the recommended lubricant type and quantity specified by the manufacturer.
  • Lubrication Schedule: Follow a lubrication schedule based on the operating conditions and manufacturer recommendations. Regular lubrication prevents friction, reduces wear, and dissipates heat.
  • Temperature Monitoring: Keep an eye on the operating temperature of the gearbox. Excessive heat can degrade the lubricant and damage components.
  • Cleanliness: Keep the gearbox and surrounding area clean from debris and contaminants. Regularly inspect and clean the gearbox exterior.
  • Seal Inspection: Check for any leaks or damage to seals and gaskets. Replace them promptly to prevent lubricant leaks and contamination.
  • Alignment: Ensure proper alignment between the worm and worm wheel. Misalignment can lead to increased wear and reduced efficiency.
  • Torque Monitoring: Monitor the torque levels during operation. Excessive torque can cause overloading and premature wear.
  • Regular Inspections: Periodically inspect all components for signs of wear, damage, or unusual noise. Replace worn or damaged parts promptly.
  • Proper Usage: Operate the gearbox within its specified limits, including load, speed, and temperature. Avoid overloading or sudden changes in operating conditions.
  • Expert Maintenance: If major maintenance or repairs are needed, consult the manufacturer’s guidelines or seek the assistance of qualified technicians.

By following these maintenance tips and adhering to the manufacturer’s recommendations, you can extend the lifespan of your worm gearbox and ensure its optimal performance over time.

ue to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.

China best Wp Cast Iron Housing Worm Gear Single Speed Gearbox   comer gearbox	China best Wp Cast Iron Housing Worm Gear Single Speed Gearbox   comer gearbox
editor by CX 2023-08-16

China Custom Cast Iron Material Helical Worm Gearbox for Power Transmission Industrial Machines manufacturer

Merchandise Description

 

Merchandise Description

 

Merchandise Description

-S Sequence Helical gearbox
 

 

Merchandise Attributes
1.Higher modular design.
2.Integrated casting housing,compact dimension,large loading help, secure transmitting and lower sounds degree.
three.With the particular gear geometry, it will get higher torque, performance and long existence circle.
4.It can obtain the immediate combination for 2 sets of gearbox.
5.Large efficiency and save power.

6.Save expense and minimal upkeep.

 

Solution Parameters

one. Technical data

Measurement 38 48 58 sixty eight 78 88 ninety eight
Framework BS   BSA   BSF   BSAF   BSAT   BSAZ
Input Power(kW) .eighteen~.seventy five .eighteen~1.five .18~3 .twenty five~5.5 .55~7.five .seventy five~15 one.5~22
Ratio ten.27~one hundred sixty five.seventy one 11.forty six~244.seventy four 10.78~196.21 eleven.55~227.20 nine.96~241.09 11.83~223.26 12.75~230.48
Permissible Torque(N.m) 90 a hundred and seventy 300 520 1270 2280 4000
Bodyweight(kg) 7 ten fourteen 26 fifty one hundred 170

2: Layout alternative
 

S series gear units are available in the following designs
S…Y… Foot-mounted parallel shaft helical gear units with solid shaft
SA…Y… Parallel shaft helical gear units with hollow shaft
SAZ…Y… Brief-flange mounted parallel shaft helical gear units with hollow shaft
SF…Y… Flange-mounted parallel shaft helical gear units with solid shaft
SAT…Y… Flange-mounted parallel shaft helical gear units with hollow shaft
S(SF,SA,SAF,SAZ)S… Shaft input parallel shaft helical gear units
S(SF,SA,SAF,SAZ)…R…Y… Combinatorial parallel shaft helical gear units
S(SF,SA,SAF,SAZ)S…R… Shaft input combinatorial parallel shaft helical gear units

 

Supplies Info Sheet

Housing material

Gray Solid iron

Housing hardness

HBS163~255

Equipment content

20CrMnTi alloy metal

Floor hardness of gears

HRC58°~sixty two °

Gear main hardness

HRC33~48

Enter / Output shaft substance

40Cr alloy metal

Enter / Output shaft hardness

HRC32~36

Machining precision of gears

accurate grinding, 6~5 Quality

Lubricating oil

GB L-CKC220-460, Shell Omala220-460

Warmth remedy

tempering, cementiting, quenching, normalizing, and so on.

Performance

94%~96% (relies upon on the transmission stage)

Sounds (MAX)

sixty~68dB

Temp. rise (MAX)

40°C

Temp. increase (Oil)(MAX)

50°C

Vibration

≤20µm

Backlash

≤20Arcmin

Model of bearings

China top brand name bearing, HRB/LYC/ZWZ/C&U. Or other brand names asked for, SKF, FAG, INA, NSK.

Brand of oil seal

NAK — ZheJiang or other brand names asked for

 

In depth Photos

 

 

Our method of manufacturing

 

 

Our item line

 

 

Firm Profile

 

Organization Profile

Bode  was launched in 2007, which is situated in HangZhou metropolis, ZHangZhoug province. As 1 expert manufacturer and exporter, we have far more than seventeen years’ knowledge in R & D of worm reducer, gear reducer, gearbox , AC motor and relative spare parts. We have manufacturing unit with superior creation and test products, the powerful development of group and creating potential offer our clients with substantial high quality products. Our items broadly served to a variety of industries of Metallurgy, Chemicals, lifting, mining, Petroleum, textile, medication, picket etc. Main marketplaces: China, Africa, Australia, Vietnam, Turkey, Japan, Korea, Philippines… Welcome to request us any inquiries, good offer you always for you for long phrase enterprise.

FAQ

Q1: Are you buying and selling company or producer?
A: We are manufacturing facility.

Q2: What kinds of gearbox can you produce for us?
A: Primary goods of our organization: R, S, K, F collection helical-tooth reducer, RV sequence worm equipment reducer,H Sequence Parallel Shaft Helical Reduction Gear Box

Q3: Can you make as for each custom made drawing?
A: Of course, we offer custom-made provider for customers.

Q4: Can we acquire 1 computer of every single product for high quality tests?
A: Indeed, we are happy to settle for demo purchase for quality screening.

Q5: What details shall we give just before inserting a acquire buy?
A:  a) Variety of the gearbox, ratio, input and output sort, input flange, mounting position, and motor informationetc.
     b) Housing coloration.
     c) Buy quantity.
     d) Other special needs.

Q6: How lengthy is your delivery time?
A: Generally it is 5-10 days if the items are in inventory. or it is 15-twenty times if the products are not in inventory.

Q7: What is your terms of payment ?
A: thirty% Progress payment by T/T soon after signing the contract.70% before shipping

If you are fascinated in our merchandise, welcome to make contact with with us.
Our team will do our best to meet your need 🙂 
 

 

Application: Motor, Machinery, Marine, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Double-Step
Samples:
US$ 90/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|